Possible reasons: the host without power. Processing method: such as power box red indicator light is not bright, check whether the power box 220 v received. Such as green light is not bright, check whether the power box of 12 v output short circuit.
Date:
2015
-
04
-
02
Views：26
The national consumer unified hotline: 400-830-2639, to provide you with free product consulting service and repair service. If you fail to solve in time, will provide a continuous follow-up service.The national consumer unified hotline: 400-830-2639Unified national customer service hotline: 0755-27603666 (0)Company E-mail: ydgl@szy-d.cnService complaints telephone: 13603016495
Date:
2014
-
11
-
15
Views：135
Possible reasons: protector so connection is not correct, extension set is not correct. Processing method: check protector for the input and output to the host front-end ports is correct, the extension of monitoring set serial number is correct.
Date:
2014
-
11
-
15
Views：122
Possible reasons for poor extension and protector of the network, engine room number Settings are successful.Processing method: check the extension to the cables of the protector for breaking short circuit and wrong, reset the engine room or replace the same model engine test.
Date:
2014
-
11
-
15
Views：112
Possible reasons: the extension of network line short circuit, the protector no 18 v electrical input.Methods: 8 extension output so check protector, whether there is a so short circuit. Protector power supply voltage is normal, replace the same protector for testing.
Date:
2014
-
11
-
15
Views：115
Possible reasons: locking wire fault and short circuit, bad locks.Processing method: check GND. And NO connection lock circuit fault and short circuit, replace the electric lock test.
Date:
2014
-
11
-
15
Views：116